This trailer is driving me up the wall. This song. I NEED TO KNOW WHO THE ARTIST IS. If you can help that would be greatly appreciated. Heres the URL if the ID didn't work.

http://www.youtube.com/watch?v=VtnZ2V0JlzE

http://www.youtube.com/watch?v=aqlJl1LfDP4

Clearly not sung by the same person, but that is the song

Edit: I didnt watch the video so I assumed that you meant this song, sorry about that I dont know the one that is in the video